package com.example.redistemplate.service;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.UUID;
import java.util.concurrent.ThreadLocalRandom;

@Service
@Slf4j
public class OrderService {
    public static final String ORDER_KEY = "ord:";
    //    @Resource
//    private RedisTemplate redisTemplate;
    @Resource
    private StringRedisTemplate redisTemplate ;

    public void addOrder() {
        int keyId = ThreadLocalRandom.current().nextInt(1000) + 1;
        String serialNo = UUID.randomUUID().toString();
        String key = ORDER_KEY + keyId;
        String value = "订单" + serialNo;
        redisTemplate.opsForValue().set(key, value);
        log.info("key:{}", key);
        log.info("value:{}", value);
    }

    public String getOrderById(Integer keyId) {
        return  redisTemplate.opsForValue().get(ORDER_KEY + keyId);

    }

}
